超超临界机组垂直管圈水冷壁管防超温协调控制策略的优化  

Optimization of Coordinated Control Strategy against Overtemperature of Vertical Tube Coil Water Wall Tube of Ultra Supercritical Unit

作　　者：何颖 HE Ying(CHN Energy Zheneng Ningdong Power Generation Co.,Ltd.,Equipment Management Department,Yinchuan Ningxia 750000)

机构地区：[1]国能浙能宁东发电有限公司设备管理部,宁夏银川750000

出　　处：《中国科技纵横》2022年第5期63-65,共3页China Science & Technology Overview

摘　　要：以1台超超临界垂直管圈内螺纹水冷壁电站锅炉水冷壁管超温和波动问题为研究对象,通过对INFIT协调控制系统控制策略进行优化。机组INFIT协调控制系统控制策略优化前后测试表明,该控制策略在水冷壁壁温波动的抑制有一定的效果,进而增强锅炉运行的稳定性和安全性。Taking the ultra temperature fluctuation of water wall tubes of an ultra supercritical vertical tube coil internally threaded water wall utility boiler as the research object,the control strategy of infit coordinated control system is optimized.The tests before and after the optimization of the control strategy of the unit infit coordinated control system show that the control strategy has a certain effect on restraining the fluctuation of water wall temperature,so as to enhance the stability and safety of boiler operation.

关 键 词：INFIT协调控制系统 水冷壁管超温 中间点过热度 

分 类 号：TM621.2[电气工程—电力系统及自动化]